Use and Care Guide

PRODUCT DATA SHEET AP
™
FOIL-FACED
PERFORMANCE DATA
Table 1: Thermal Performance
THICKNESS
(inches)
R-VALUE U.S.
1
(ºF•ft
2
•h/BTU)
THICKNESS
(mm)
RSI-VALUE
1
(ºK•m
2
/W)
BOARD SIZE
(ft)
R-VALUE WITH REFLECTIVE AIR SPACE
2
½" Air Space ¾" Air Space 1" Air Space
0.50 2.7 13 0.48 4 x 8, 9, or 10 5.2 5.5 5.4
0.625 3.5 16 0.62 4 x 8, 9, or 10 6.0 6.3 6.2
0.75 4.4 19 0.77 4 x 8, 9, or 10 6.8 7.1 7.0
1.00 6.0 25 1.06 4 x 8, 9, or 10 8.5 8.8 8.7
1.50 9.3 38 1.63 4 x 8, 9, or 10 11.7 12.0 12.0
2.00 13 51 2.21 4 x 8, 9, or 10 15 15 15
2.50 16 64 2.79 4 x 8, 9, or 10 18 19 19
3.00 19 76 3.36 4 x 8, 9, or 10 22 22 22
3.50 22 89 3.94 4 x 8, 9, or 10 25 25 25
4.00 26 102 4.52 4 x 8, 9, or 10 28 28 28
4.50 28 114 5.09 4 x 8, 9, or 10 30 31 31
Table 2: Physical Properties
PROPERTY UNITS TEST METHOD RESULT
Thermal Resistance, 1 inch °F•ft
2
•hr/BTU ASTM C518* 6.0
Compressive Strength psi ASTM D1621 ≥ 16
Flexural Strength psi ASTM C203 ≥ 40
Water Absorption % by volume ASTM C209 0.1
Water Vapor Permeance perms ASTM E96 0.05
Surface Burning Characteristics**
Flame Spread
†
index ASTM E84 ≤ 25
Smoke Developed
†
index ASTM E84 ≤ 450
Service Temperature °F -100 to 250
*Aged R-value at 75° F in accordance with ASTM C1289.
**Numerical ratings are not intended to refl ect hazards present in actual fi re conditions.
†
Foam core tested at 4 inches.
STORAGE
Store AP Foil-Faced Foam Sheathing elevated above the fl oor or ground
and standing water. If stored outdoors, keep dry by covering completely
with a waterproof tarpaulin.
LIMITATIONS
AP Foil-Faced Foam Sheathing is nonstructural. The walls must be
braced in accordance with the requirements of the applicable code.
WARRANTY
All Johns Manville products are sold subject to Johns Manville’s Limited
Warranty and Limitation of Remedy. For a copy of these documents,
call 800-654-3103.
WARNING
AP Foil-Faced Foam Sheathing is combustible and shall only be used
as specifi ed by the local building code with respect to fl ame spread
classifi cation and to the use of a suitable thermal barrier when required.
TECHNICAL SERVICES
Johns Manville can provide technical information to assist in
addressing questions regarding AP Foil-Faced Foam Sheathing.
Please call 800-654-3103 for technical assistance.
a a
a a
1
Aged R-value at 75° F in accordance with ASTM C1289.
2
Only applies when an ideal refl ective air space and horizontal heat fl ow conditions exist. The shiny foil side of product must face the air space.
Determined in accordance with FTC 16 CFR Part 460 requirements and published ASHRAE air space R-values. Refer to the 2009 ASHRAE Handbook of Fundamentals, Chapter 26, Table 3, for details.
a a
a a
Visit our website at www.JM.com or call 800-654-3103
|
Building Insulation Division P.O. Box 5108 | Denver, CO 80217-5108
Data as shown in this literature is intended to be used as a general guideline only. The physical and chemical properties of AP Foil-Faced
Polyisocyanurate Foam Sheathing listed herein represent typical, average values obtained in accordance with accepted test methods and are subject
to normal manufacturing variations. They are supplied as a technical service and are subject to change without notice. Any references to numerical
fl ame spread or smoke developed ratings are not intended to refl ect hazards presented by these or any other materials under actual fi re conditions.
Check with the sales offi ce nearest you for current information. All Johns Manville products are sold subject to Johns Manville’s Limited Warranty and
Limitation of Remedy. For a copy of the Johns Manville Limited Warranty and Limitation of Remedy or for information on other Johns Manville thermal
and acoustical insulation and systems, visit the website or call the 800 number above. 717 17th Street Denver CO, 80202
BID-0151 7/14 © 2014 Johns Manville. All Rights Reserved.
Polyisocyanurate Foam Sheathing
Continuous Insulation